Home » Personal collection » Acorn ADFS disks » Electron_User_Group » EUG_21.ADF » F/PROTsrc
F/PROTsrc
This website contains an archive of files for the Acorn Electron, BBC Micro, Acorn Archimedes, Commodore 16 and Commodore 64 computers, which Dominic Ford has rescued from his private collection of floppy disks and cassettes.
Some of these files were originally commercial releases in the 1980s and 1990s, but they are now widely available online. I assume that copyright over them is no longer being asserted. If you own the copyright and would like files to be removed, please contact me.
Tape/disk: | Home » Personal collection » Acorn ADFS disks » Electron_User_Group » EUG_21.ADF |
Filename: | F/PROTsrc |
Read OK: | ✔ |
File size: | 101F bytes |
Load address: | FFFF1D00 |
Exec address: | FFFF8023 |
Duplicates
There are 3 duplicate copies of this file in the archive:
- Personal collection » Acorn ADFS disks » Electron » Cheat_finder.ADF » Check3
- Personal collection » Acorn ADFS disks » Electron_User_Group » EUG_21.ADF » F/PROTsrc
- Personal collection » Acorn ADFS disks » Electron » EUG_submission_3.ADF » SaveProt/PROTsrc
- Personal collection » Acorn hard disk » zipped_disks » elk07 » cheatfind/Check3
File contents
10 REM Save Protection 20 REM by M. Ford, for EUG, July 1995 30 PRINT"Enter address to assemble code at"'"(Default &A00): &"; 40 INPUT""hex$ 50 IF hex$="" THEN code=&A00 ELSE code=EVAL("&"+hex$) 60 IF code<0 OR code>&8000 THEN PRINT"Adress not valid - try again.":GOTO30 70 osbyte=&FFF4 80 osasci=&FFE3 90 osnewl=&FFE7 100 filev=&212 110 findv=&21C 120 cliv=&208 130 FOR pass=0 TO 2 STEP 2 140 P%=code 150 [OPTpass 160 LDAfilev+1 170 CMP#(start DIV256) 180 BNEinstall 190 BRK 200 EQUB0 210 EQUS"PROTECT already installed" 220 BRK 230 .install 240 SEI 250 LDAfilev 260 STAoldvec 270 LDAfilev+1 280 STAoldvec+1 290 LDA#start MOD256 300 STAfilev 310 LDA#start DIV256 320 STAfilev+1 330 LDAfindv 340 STAoldfvec 350 LDAfindv+1 360 STAoldfvec+1 370 LDA#openout MOD256 380 STAfindv 390 LDA#openout DIV256 400 STAfindv+1 410 LDAcliv 420 STAoldcliv 430 LDAcliv+1 440 STAoldcliv+1 450 LDA#cli MOD256 460 STAcliv 470 LDA#cli DIV256 480 STAcliv+1 490 CLI 500 LDX#intro MOD256 510 LDY#intro DIV256 520 JSRtext 530 RTS 540 .openout \OSFIND entry point 550 CMP#&80 \code for OPENOUT operation 560 BEQfcheck 570 JMP(oldfvec) 580 .fcheck 590 PHA 600 LDA#1 610 STAflag 620 STXblock \X and Y hold filename 630 STYblock+1 \address. 640 JMPread 650 .start \OSFILE entry point 660 CMP#0 670 BEQcheck \"Save section of memory" operation 680 CMP#7 690 BEQcheck \"Create file and pad with zeros" operation 700 JMPreturn 710 .check 720 PHA 730 STXadd+1 \X and Y hold address of 740 STYadd+2 \parameter block. 750 LDX#0 760 JSRadd 770 STAblock \Low byte of filename address 780 INX 790 JSRadd 800 STAblock+1 \High byte of filename address 810 .read 820 LDX#(block MOD256) 830 LDY#(block DIV256) 840 LDA#5 850 JSRreturn \read calalogue entry into memory at "block" 860 CMP#1 870 BNEok \exit if file does not exist, or is a directory 880 LDAblock+&E 890 AND#8 900 BNEok \exit if file is locked 910 LDX#exists MOD256 920 LDY#exists DIV256 930 JSRtext 940 LDA#0 950 STAkeyno 960 .waitloop 970 LDX#0 980 LDY#1 990 LDA#&81 1000 JSRosbyte 1010 BCCkey \Key pressed (not Escape) 1020 CPY#&1B \Code for Escape key 1030 BNEwaitloop 1040 .no 1050 JSRosnewl 1060 LDXadd+1 1070 LDYadd+2 1080 PLA 1090 BRK 1100 EQUB&92 1110 EQUS"Aborted" 1120 BRK 1130 .key 1140 TXA 1150 JSRosasci 1160 LDXkeyno 1170 CMPyes1,X 1180 BEQy 1190 CMPyes2,X 1200 BNEno 1210 .y 1220 INX 1230 STXkeyno 1240 CPX#4 1250 BNEwaitloop 1260 .ok 1270 LDAflag 1280 BNEfindend 1290 LDXadd+1 1300 LDYadd+2 1310 PLA 1320 .return \exit from OSFILE 1330 JMP(oldvec) 1340 .findend \exit from OSFIND 1350 LDA#0 1360 STAflag 1370 LDXblock 1380 LDYblock+1 1390 PLA 1400 JMP(oldfvec) 1410 .add 1420 LDA&FFFF,X 1430 RTS 1440 .text 1450 JSRosnewl 1460 STXloop+1 1470 STYloop+2 1480 LDX#0 1490 .loop 1500 LDAtext,X 1510 JSRosasci 1520 INX 1530 CMP#0 1540 BNEloop 1550 RTS 1560 .cli 1570 STXadd+1 1580 STYadd+2 1590 LDX#&FF 1600 .starloop 1610 INX 1620 JSRadd 1630 CMP#42 \ASCII code for "*" 1640 BEQstarloop 1650 LDY#0 1660 .comploop 1670 JSRadd 1680 CMPdisable1,Y 1690 BEQinc 1700 CMPdisable2,Y 1710 BNEout 1720 .inc 1730 CMP#13 1740 BEQdis 1750 INX 1760 INY 1770 JMPcomploop 1780 .dis 1790 PHP 1800 SEI 1810 LDAoldvec 1820 STAfilev 1830 LDAoldvec+1 1840 STAfilev+1 1850 LDAoldfvec 1860 STAfindv 1870 LDAoldfvec+1 1880 STAfindv+1 1890 LDAoldcliv 1900 STAcliv 1910 LDAoldcliv+1 1920 STAcliv+1 1930 CLI 1940 LDX#dismess MOD256 1950 LDY#dismess DIV256 1960 JSRtext 1970 PLP 1980 RTS 1990 .out 2000 LDXadd+1 2010 LDYadd+2 2020 JMP(oldcliv) 2030 .exists EQUS"File exists - Overwrite old file?":EQUB0 2040 .intro EQUS"PROTECT utility installed. You will now be asked to confirm (or abort) any file operation which involves overwriting an existing file." 2050 EQUB13:EQUS"Type *DISABLE to disable the utility.":EQUB13:EQUB0 2060 .dismess EQUS"PROTECT utility disabled.":EQUB13:EQUB0 2070 .disable1 EQUS"DISABLE":EQUB13 2080 .disable2 EQUS"disable":EQUB13 2090 .yes1 EQUS"YES":EQUB13 2100 .yes2 EQUS"yes":EQUB13 2110 .codeend \Only save up to here, to avoid corrupting the return addresses if the code is run a second time. 2120 .oldvec EQUW0 2130 .oldfvec EQUW0 2140 .oldcliv EQUW0 2150 .flag EQUB0 2160 .keyno EQUB0 2170 .block 2180 ]:NEXT pass 2190 PRINT 2200 INPUT"Filename for code",filename$ 2210 OSCLI"SAVE "+filename$+" "+STR$~code+" "+STR$~codeend 2220 PRINT'"Type *";filename$;" to intall the save"'"protection program."
� Save Protection % � by M. Ford, for EUG, July 1995 > �"Enter address to assemble code at"'"(Default &A00): &"; ( �""hex$ 2- � hex$="" � code=&A00 � code=�("&"+hex$) <C � code<0 � code>&8000 � �"Adress not valid - try again.":�T^@ F osbyte=&FFF4 P osasci=&FFE3 Z osnewl=&FFE7 d filev=&212 n findv=&21C x cliv=&208 � � pass=0 � 2 � 2 � P%=code � [OPTpass � LDAfilev+1 � CMP#(start �256) � BNEinstall � BRK � EQUB0 �$ EQUS"PROTECT already installed" � BRK � .install � SEI � LDAfilev STAoldvec LDAfilev+1 STAoldvec+1 " LDA#start �256 , STAfilev 6 LDA#start �256 @ STAfilev+1 J LDAfindv T STAoldfvec ^ LDAfindv+1 h STAoldfvec+1 r LDA#openout �256 | STAfindv � LDA#openout �256 � STAfindv+1 � LDAcliv � STAoldcliv � LDAcliv+1 � STAoldcliv+1 � LDA#cli �256 � STAcliv � LDA#cli �256 � STAcliv+1 � CLI � LDX#intro �256 � LDY#intro �256 JSRtext RTS ! .openout \OSFIND entry point &# CMP#&80 \code for � operation 0 BEQfcheck : JMP(oldfvec) D .fcheck N PHA X LDA#1 b STAflag l& STXblock \X and Y hold filename v STYblock+1 \address. � JMPread � .start \OSFILE entry point � CMP#0 �1 BEQcheck \"Save section of memory" operation � CMP#7 �9 BEQcheck \"Create file and pad with zeros" operation � JMPreturn � .check � PHA �& STXadd+1 \X and Y hold address of � STYadd+2 \parameter block. � LDX#0 � JSRadd + STAblock \Low byte of filename address INX JSRadd . STAblock+1 \High byte of filename address * .read 4 LDX#(block �256) > LDY#(block �256) H LDA#5 R; JSRreturn \read calalogue entry into memory at "block" \ CMP#1 f: BNEok \exit if file does not exist, or is a directory p LDAblock+&E z �#8 �" BNEok \exit if file is locked � LDX#exists �256 � LDY#exists �256 � JSRtext � LDA#0 � STAkeyno � .waitloop � LDX#0 � LDY#1 � LDA#&81 � JSRosbyte �% BCCkey \Key pressed (not Escape) �! CPY#&1B \Code for Escape key BNEwaitloop .no JSRosnewl $ LDXadd+1 . LDYadd+2 8 PLA B BRK L EQUB&92 V EQUS"Aborted" ` BRK j .key t TXA ~ JSRosasci � LDXkeyno � CMPyes1,X � BEQy � CMPyes2,X � BNEno � .y � INX � STXkeyno � CPX#4 � BNEwaitloop � .ok � LDAflag BNEfindend LDXadd+1 LDYadd+2 PLA ( .return \exit from OSFILE 2 JMP(oldvec) < .findend \exit from OSFIND F LDA#0 P STAflag Z LDXblock d LDYblock+1 n PLA x JMP(oldfvec) � .add � LDA&FFFF,X � RTS � .text � JSRosnewl � STXloop+1 � STYloop+2 � LDX#0 � .loop � LDAtext,X � JSRosasci � INX � CMP#0 BNEloop RTS .cli " STXadd+1 , STYadd+2 6 LDX#&FF @ .starloop J INX T JSRadd ^ CMP#42 \�II code for "*" h BEQstarloop r LDY#0 | .comploop � JSRadd � CMPdisable1,Y � BEQinc � CMPdisable2,Y � BNEout � .inc � CMP#13 � BEQdis � INX � INY � JMPcomploop � .dis � PHP SEI LDAoldvec STAfilev & LDAoldvec+1 0 STAfilev+1 : LDAoldfvec D STAfindv N LDAoldfvec+1 X STAfindv+1 b LDAoldcliv l STAcliv v LDAoldcliv+1 � STAcliv+1 � CLI � LDX#dismess �256 � LDY#dismess �256 � JSRtext � PLP � RTS � .out � LDXadd+1 � LDYadd+2 � JMP(oldcliv) �: .exists EQUS"File exists - Overwrite old file?":EQUB0 �� .intro EQUS"PROTECT utility installed. You will now be asked to confirm (or abort) any file operation which involves overwriting an existing file." D EQUB13:EQUS"Type *DISABLE to disable the utility.":EQUB13:EQUB0 : .dismess EQUS"PROTECT utility disabled.":EQUB13:EQUB0 # .disable1 EQUS"DISABLE":EQUB13 # .disable2 EQUS"disable":EQUB13 * .yes1 EQUS"YES":EQUB13 4 .yes2 EQUS"yes":EQUB13 >o .codeend \Only save up to here, to avoid corrupting the return addresses if the code is run a second time. H .oldvec EQUW0 R .oldfvec EQUW0 \ .oldcliv EQUW0 f .flag EQUB0 p .keyno EQUB0 z .block � ]:� pass � � �# �"Filename for code",filename$ �0 �"SAVE "+filename$+" "+�~code+" "+�~codeend �E �'"Type *";filename$;" to intall the save"'"protection program." �
00000000 0d 00 0a 16 20 f4 20 53 61 76 65 20 50 72 6f 74 |.... . Save Prot| 00000010 65 63 74 69 6f 6e 0d 00 14 25 20 f4 20 62 79 20 |ection...% . by | 00000020 4d 2e 20 46 6f 72 64 2c 20 66 6f 72 20 45 55 47 |M. Ford, for EUG| 00000030 2c 20 4a 75 6c 79 20 31 39 39 35 0d 00 1e 3e 20 |, July 1995...> | 00000040 f1 22 45 6e 74 65 72 20 61 64 64 72 65 73 73 20 |."Enter address | 00000050 74 6f 20 61 73 73 65 6d 62 6c 65 20 63 6f 64 65 |to assemble code| 00000060 20 61 74 22 27 22 28 44 65 66 61 75 6c 74 20 26 | at"'"(Default &| 00000070 41 30 30 29 3a 20 26 22 3b 0d 00 28 0c 20 e8 22 |A00): &";..(. ."| 00000080 22 68 65 78 24 0d 00 32 2d 20 e7 20 68 65 78 24 |"hex$..2- . hex$| 00000090 3d 22 22 20 8c 20 63 6f 64 65 3d 26 41 30 30 20 |="" . code=&A00 | 000000a0 8b 20 63 6f 64 65 3d a0 28 22 26 22 2b 68 65 78 |. code=.("&"+hex| 000000b0 24 29 0d 00 3c 43 20 e7 20 63 6f 64 65 3c 30 20 |$)..<C . code<0 | 000000c0 84 20 63 6f 64 65 3e 26 38 30 30 30 20 8c 20 f1 |. code>&8000 . .| 000000d0 22 41 64 72 65 73 73 20 6e 6f 74 20 76 61 6c 69 |"Adress not vali| 000000e0 64 20 2d 20 74 72 79 20 61 67 61 69 6e 2e 22 3a |d - try again.":| 000000f0 e5 8d 54 5e 40 0d 00 46 11 20 6f 73 62 79 74 65 |..T^@..F. osbyte| 00000100 3d 26 46 46 46 34 0d 00 50 11 20 6f 73 61 73 63 |=&FFF4..P. osasc| 00000110 69 3d 26 46 46 45 33 0d 00 5a 11 20 6f 73 6e 65 |i=&FFE3..Z. osne| 00000120 77 6c 3d 26 46 46 45 37 0d 00 64 0f 20 66 69 6c |wl=&FFE7..d. fil| 00000130 65 76 3d 26 32 31 32 0d 00 6e 0f 20 66 69 6e 64 |ev=&212..n. find| 00000140 76 3d 26 32 31 43 0d 00 78 0e 20 63 6c 69 76 3d |v=&21C..x. cliv=| 00000150 26 32 30 38 0d 00 82 15 20 e3 20 70 61 73 73 3d |&208.... . pass=| 00000160 30 20 b8 20 32 20 88 20 32 0d 00 8c 0c 20 50 25 |0 . 2 . 2.... P%| 00000170 3d 63 6f 64 65 0d 00 96 0d 20 5b 4f 50 54 70 61 |=code.... [OPTpa| 00000180 73 73 0d 00 a0 0f 20 4c 44 41 66 69 6c 65 76 2b |ss.... LDAfilev+| 00000190 31 0d 00 aa 15 20 43 4d 50 23 28 73 74 61 72 74 |1.... CMP#(start| 000001a0 20 81 32 35 36 29 0d 00 b4 0f 20 42 4e 45 69 6e | .256).... BNEin| 000001b0 73 74 61 6c 6c 0d 00 be 08 20 42 52 4b 0d 00 c8 |stall.... BRK...| 000001c0 0a 20 45 51 55 42 30 0d 00 d2 24 20 45 51 55 53 |. EQUB0...$ EQUS| 000001d0 22 50 52 4f 54 45 43 54 20 61 6c 72 65 61 64 79 |"PROTECT already| 000001e0 20 69 6e 73 74 61 6c 6c 65 64 22 0d 00 dc 08 20 | installed".... | 000001f0 42 52 4b 0d 00 e6 0d 20 2e 69 6e 73 74 61 6c 6c |BRK.... .install| 00000200 0d 00 f0 08 20 53 45 49 0d 00 fa 0d 20 4c 44 41 |.... SEI.... LDA| 00000210 66 69 6c 65 76 0d 01 04 0e 20 53 54 41 6f 6c 64 |filev.... STAold| 00000220 76 65 63 0d 01 0e 0f 20 4c 44 41 66 69 6c 65 76 |vec.... LDAfilev| 00000230 2b 31 0d 01 18 10 20 53 54 41 6f 6c 64 76 65 63 |+1.... STAoldvec| 00000240 2b 31 0d 01 22 13 20 4c 44 41 23 73 74 61 72 74 |+1..". LDA#start| 00000250 20 83 32 35 36 0d 01 2c 0d 20 53 54 41 66 69 6c | .256..,. STAfil| 00000260 65 76 0d 01 36 13 20 4c 44 41 23 73 74 61 72 74 |ev..6. LDA#start| 00000270 20 81 32 35 36 0d 01 40 0f 20 53 54 41 66 69 6c | .256..@. STAfil| 00000280 65 76 2b 31 0d 01 4a 0d 20 4c 44 41 66 69 6e 64 |ev+1..J. LDAfind| 00000290 76 0d 01 54 0f 20 53 54 41 6f 6c 64 66 76 65 63 |v..T. STAoldfvec| 000002a0 0d 01 5e 0f 20 4c 44 41 66 69 6e 64 76 2b 31 0d |..^. LDAfindv+1.| 000002b0 01 68 11 20 53 54 41 6f 6c 64 66 76 65 63 2b 31 |.h. STAoldfvec+1| 000002c0 0d 01 72 15 20 4c 44 41 23 6f 70 65 6e 6f 75 74 |..r. LDA#openout| 000002d0 20 83 32 35 36 0d 01 7c 0d 20 53 54 41 66 69 6e | .256..|. STAfin| 000002e0 64 76 0d 01 86 15 20 4c 44 41 23 6f 70 65 6e 6f |dv.... LDA#openo| 000002f0 75 74 20 81 32 35 36 0d 01 90 0f 20 53 54 41 66 |ut .256.... STAf| 00000300 69 6e 64 76 2b 31 0d 01 9a 0c 20 4c 44 41 63 6c |indv+1.... LDAcl| 00000310 69 76 0d 01 a4 0f 20 53 54 41 6f 6c 64 63 6c 69 |iv.... STAoldcli| 00000320 76 0d 01 ae 0e 20 4c 44 41 63 6c 69 76 2b 31 0d |v.... LDAcliv+1.| 00000330 01 b8 11 20 53 54 41 6f 6c 64 63 6c 69 76 2b 31 |... STAoldcliv+1| 00000340 0d 01 c2 11 20 4c 44 41 23 63 6c 69 20 83 32 35 |.... LDA#cli .25| 00000350 36 0d 01 cc 0c 20 53 54 41 63 6c 69 76 0d 01 d6 |6.... STAcliv...| 00000360 11 20 4c 44 41 23 63 6c 69 20 81 32 35 36 0d 01 |. LDA#cli .256..| 00000370 e0 0e 20 53 54 41 63 6c 69 76 2b 31 0d 01 ea 08 |.. STAcliv+1....| 00000380 20 43 4c 49 0d 01 f4 13 20 4c 44 58 23 69 6e 74 | CLI.... LDX#int| 00000390 72 6f 20 83 32 35 36 0d 01 fe 13 20 4c 44 59 23 |ro .256.... LDY#| 000003a0 69 6e 74 72 6f 20 81 32 35 36 0d 02 08 0c 20 4a |intro .256.... J| 000003b0 53 52 74 65 78 74 0d 02 12 08 20 52 54 53 0d 02 |SRtext.... RTS..| 000003c0 1c 21 20 2e 6f 70 65 6e 6f 75 74 20 5c 4f 53 46 |.! .openout \OSF| 000003d0 49 4e 44 20 65 6e 74 72 79 20 70 6f 69 6e 74 0d |IND entry point.| 000003e0 02 26 23 20 43 4d 50 23 26 38 30 20 20 5c 63 6f |.&# CMP#&80 \co| 000003f0 64 65 20 66 6f 72 20 ae 20 6f 70 65 72 61 74 69 |de for . operati| 00000400 6f 6e 0d 02 30 0e 20 42 45 51 66 63 68 65 63 6b |on..0. BEQfcheck| 00000410 0d 02 3a 11 20 4a 4d 50 28 6f 6c 64 66 76 65 63 |..:. JMP(oldfvec| 00000420 29 0d 02 44 0c 20 2e 66 63 68 65 63 6b 0d 02 4e |)..D. .fcheck..N| 00000430 08 20 50 48 41 0d 02 58 0a 20 4c 44 41 23 31 0d |. PHA..X. LDA#1.| 00000440 02 62 0c 20 53 54 41 66 6c 61 67 0d 02 6c 26 20 |.b. STAflag..l& | 00000450 53 54 58 62 6c 6f 63 6b 20 20 20 5c 58 20 61 6e |STXblock \X an| 00000460 64 20 59 20 68 6f 6c 64 20 66 69 6c 65 6e 61 6d |d Y hold filenam| 00000470 65 0d 02 76 19 20 53 54 59 62 6c 6f 63 6b 2b 31 |e..v. STYblock+1| 00000480 20 5c 61 64 64 72 65 73 73 2e 0d 02 80 0c 20 4a | \address..... J| 00000490 4d 50 72 65 61 64 0d 02 8a 1f 20 2e 73 74 61 72 |MPread.... .star| 000004a0 74 20 5c 4f 53 46 49 4c 45 20 65 6e 74 72 79 20 |t \OSFILE entry | 000004b0 70 6f 69 6e 74 0d 02 94 0a 20 43 4d 50 23 30 0d |point.... CMP#0.| 000004c0 02 9e 31 20 42 45 51 63 68 65 63 6b 20 5c 22 53 |..1 BEQcheck \"S| 000004d0 61 76 65 20 73 65 63 74 69 6f 6e 20 6f 66 20 6d |ave section of m| 000004e0 65 6d 6f 72 79 22 20 6f 70 65 72 61 74 69 6f 6e |emory" operation| 000004f0 0d 02 a8 0a 20 43 4d 50 23 37 0d 02 b2 39 20 42 |.... CMP#7...9 B| 00000500 45 51 63 68 65 63 6b 20 5c 22 43 72 65 61 74 65 |EQcheck \"Create| 00000510 20 66 69 6c 65 20 61 6e 64 20 70 61 64 20 77 69 | file and pad wi| 00000520 74 68 20 7a 65 72 6f 73 22 20 6f 70 65 72 61 74 |th zeros" operat| 00000530 69 6f 6e 0d 02 bc 0e 20 4a 4d 50 72 65 74 75 72 |ion.... JMPretur| 00000540 6e 0d 02 c6 0b 20 2e 63 68 65 63 6b 0d 02 d0 08 |n.... .check....| 00000550 20 50 48 41 0d 02 da 26 20 53 54 58 61 64 64 2b | PHA...& STXadd+| 00000560 31 20 5c 58 20 61 6e 64 20 59 20 68 6f 6c 64 20 |1 \X and Y hold | 00000570 61 64 64 72 65 73 73 20 6f 66 0d 02 e4 1f 20 53 |address of.... S| 00000580 54 59 61 64 64 2b 32 20 5c 70 61 72 61 6d 65 74 |TYadd+2 \paramet| 00000590 65 72 20 62 6c 6f 63 6b 2e 0d 02 ee 0a 20 4c 44 |er block..... LD| 000005a0 58 23 30 0d 02 f8 0b 20 4a 53 52 61 64 64 0d 03 |X#0.... JSRadd..| 000005b0 02 2b 20 53 54 41 62 6c 6f 63 6b 20 5c 4c 6f 77 |.+ STAblock \Low| 000005c0 20 62 79 74 65 20 6f 66 20 66 69 6c 65 6e 61 6d | byte of filenam| 000005d0 65 20 61 64 64 72 65 73 73 0d 03 0c 08 20 49 4e |e address.... IN| 000005e0 58 0d 03 16 0b 20 4a 53 52 61 64 64 0d 03 20 2e |X.... JSRadd.. .| 000005f0 20 53 54 41 62 6c 6f 63 6b 2b 31 20 5c 48 69 67 | STAblock+1 \Hig| 00000600 68 20 62 79 74 65 20 6f 66 20 66 69 6c 65 6e 61 |h byte of filena| 00000610 6d 65 20 61 64 64 72 65 73 73 0d 03 2a 0a 20 2e |me address..*. .| 00000620 72 65 61 64 0d 03 34 15 20 4c 44 58 23 28 62 6c |read..4. LDX#(bl| 00000630 6f 63 6b 20 83 32 35 36 29 0d 03 3e 15 20 4c 44 |ock .256)..>. LD| 00000640 59 23 28 62 6c 6f 63 6b 20 81 32 35 36 29 0d 03 |Y#(block .256)..| 00000650 48 0a 20 4c 44 41 23 35 0d 03 52 3b 20 4a 53 52 |H. LDA#5..R; JSR| 00000660 72 65 74 75 72 6e 20 5c 72 65 61 64 20 63 61 6c |return \read cal| 00000670 61 6c 6f 67 75 65 20 65 6e 74 72 79 20 69 6e 74 |alogue entry int| 00000680 6f 20 6d 65 6d 6f 72 79 20 61 74 20 22 62 6c 6f |o memory at "blo| 00000690 63 6b 22 0d 03 5c 0a 20 43 4d 50 23 31 0d 03 66 |ck"..\. CMP#1..f| 000006a0 3a 20 42 4e 45 6f 6b 20 5c 65 78 69 74 20 69 66 |: BNEok \exit if| 000006b0 20 66 69 6c 65 20 64 6f 65 73 20 6e 6f 74 20 65 | file does not e| 000006c0 78 69 73 74 2c 20 6f 72 20 69 73 20 61 20 64 69 |xist, or is a di| 000006d0 72 65 63 74 6f 72 79 0d 03 70 10 20 4c 44 41 62 |rectory..p. LDAb| 000006e0 6c 6f 63 6b 2b 26 45 0d 03 7a 08 20 80 23 38 0d |lock+&E..z. .#8.| 000006f0 03 84 22 20 42 4e 45 6f 6b 20 5c 65 78 69 74 20 |.." BNEok \exit | 00000700 69 66 20 66 69 6c 65 20 69 73 20 6c 6f 63 6b 65 |if file is locke| 00000710 64 0d 03 8e 14 20 4c 44 58 23 65 78 69 73 74 73 |d.... LDX#exists| 00000720 20 83 32 35 36 0d 03 98 14 20 4c 44 59 23 65 78 | .256.... LDY#ex| 00000730 69 73 74 73 20 81 32 35 36 0d 03 a2 0c 20 4a 53 |ists .256.... JS| 00000740 52 74 65 78 74 0d 03 ac 0a 20 4c 44 41 23 30 0d |Rtext.... LDA#0.| 00000750 03 b6 0d 20 53 54 41 6b 65 79 6e 6f 0d 03 c0 0e |... STAkeyno....| 00000760 20 2e 77 61 69 74 6c 6f 6f 70 0d 03 ca 0a 20 4c | .waitloop.... L| 00000770 44 58 23 30 0d 03 d4 0a 20 4c 44 59 23 31 0d 03 |DX#0.... LDY#1..| 00000780 de 0c 20 4c 44 41 23 26 38 31 0d 03 e8 0e 20 4a |.. LDA#&81.... J| 00000790 53 52 6f 73 62 79 74 65 0d 03 f2 25 20 42 43 43 |SRosbyte...% BCC| 000007a0 6b 65 79 20 5c 4b 65 79 20 70 72 65 73 73 65 64 |key \Key pressed| 000007b0 20 28 6e 6f 74 20 45 73 63 61 70 65 29 0d 03 fc | (not Escape)...| 000007c0 21 20 43 50 59 23 26 31 42 20 5c 43 6f 64 65 20 |! CPY#&1B \Code | 000007d0 66 6f 72 20 45 73 63 61 70 65 20 6b 65 79 0d 04 |for Escape key..| 000007e0 06 10 20 42 4e 45 77 61 69 74 6c 6f 6f 70 0d 04 |.. BNEwaitloop..| 000007f0 10 08 20 2e 6e 6f 0d 04 1a 0e 20 4a 53 52 6f 73 |.. .no.... JSRos| 00000800 6e 65 77 6c 0d 04 24 0d 20 4c 44 58 61 64 64 2b |newl..$. LDXadd+| 00000810 31 0d 04 2e 0d 20 4c 44 59 61 64 64 2b 32 0d 04 |1.... LDYadd+2..| 00000820 38 08 20 50 4c 41 0d 04 42 08 20 42 52 4b 0d 04 |8. PLA..B. BRK..| 00000830 4c 0c 20 45 51 55 42 26 39 32 0d 04 56 12 20 45 |L. EQUB&92..V. E| 00000840 51 55 53 22 41 62 6f 72 74 65 64 22 0d 04 60 08 |QUS"Aborted"..`.| 00000850 20 42 52 4b 0d 04 6a 09 20 2e 6b 65 79 0d 04 74 | BRK..j. .key..t| 00000860 08 20 54 58 41 0d 04 7e 0e 20 4a 53 52 6f 73 61 |. TXA..~. JSRosa| 00000870 73 63 69 0d 04 88 0d 20 4c 44 58 6b 65 79 6e 6f |sci.... LDXkeyno| 00000880 0d 04 92 0e 20 43 4d 50 79 65 73 31 2c 58 0d 04 |.... CMPyes1,X..| 00000890 9c 09 20 42 45 51 79 0d 04 a6 0e 20 43 4d 50 79 |.. BEQy.... CMPy| 000008a0 65 73 32 2c 58 0d 04 b0 0a 20 42 4e 45 6e 6f 0d |es2,X.... BNEno.| 000008b0 04 ba 07 20 2e 79 0d 04 c4 08 20 49 4e 58 0d 04 |... .y.... INX..| 000008c0 ce 0d 20 53 54 58 6b 65 79 6e 6f 0d 04 d8 0a 20 |.. STXkeyno.... | 000008d0 43 50 58 23 34 0d 04 e2 10 20 42 4e 45 77 61 69 |CPX#4.... BNEwai| 000008e0 74 6c 6f 6f 70 0d 04 ec 08 20 2e 6f 6b 0d 04 f6 |tloop.... .ok...| 000008f0 0c 20 4c 44 41 66 6c 61 67 0d 05 00 0f 20 42 4e |. LDAflag.... BN| 00000900 45 66 69 6e 64 65 6e 64 0d 05 0a 0d 20 4c 44 58 |Efindend.... LDX| 00000910 61 64 64 2b 31 0d 05 14 0d 20 4c 44 59 61 64 64 |add+1.... LDYadd| 00000920 2b 32 0d 05 1e 08 20 50 4c 41 0d 05 28 1e 20 2e |+2.... PLA..(. .| 00000930 72 65 74 75 72 6e 20 5c 65 78 69 74 20 66 72 6f |return \exit fro| 00000940 6d 20 4f 53 46 49 4c 45 0d 05 32 10 20 4a 4d 50 |m OSFILE..2. JMP| 00000950 28 6f 6c 64 76 65 63 29 0d 05 3c 1f 20 2e 66 69 |(oldvec)..<. .fi| 00000960 6e 64 65 6e 64 20 5c 65 78 69 74 20 66 72 6f 6d |ndend \exit from| 00000970 20 4f 53 46 49 4e 44 0d 05 46 0a 20 4c 44 41 23 | OSFIND..F. LDA#| 00000980 30 0d 05 50 0c 20 53 54 41 66 6c 61 67 0d 05 5a |0..P. STAflag..Z| 00000990 0d 20 4c 44 58 62 6c 6f 63 6b 0d 05 64 0f 20 4c |. LDXblock..d. L| 000009a0 44 59 62 6c 6f 63 6b 2b 31 0d 05 6e 08 20 50 4c |DYblock+1..n. PL| 000009b0 41 0d 05 78 11 20 4a 4d 50 28 6f 6c 64 66 76 65 |A..x. JMP(oldfve| 000009c0 63 29 0d 05 82 09 20 2e 61 64 64 0d 05 8c 0f 20 |c).... .add.... | 000009d0 4c 44 41 26 46 46 46 46 2c 58 0d 05 96 08 20 52 |LDA&FFFF,X.... R| 000009e0 54 53 0d 05 a0 0a 20 2e 74 65 78 74 0d 05 aa 0e |TS.... .text....| 000009f0 20 4a 53 52 6f 73 6e 65 77 6c 0d 05 b4 0e 20 53 | JSRosnewl.... S| 00000a00 54 58 6c 6f 6f 70 2b 31 0d 05 be 0e 20 53 54 59 |TXloop+1.... STY| 00000a10 6c 6f 6f 70 2b 32 0d 05 c8 0a 20 4c 44 58 23 30 |loop+2.... LDX#0| 00000a20 0d 05 d2 0a 20 2e 6c 6f 6f 70 0d 05 dc 0e 20 4c |.... .loop.... L| 00000a30 44 41 74 65 78 74 2c 58 0d 05 e6 0e 20 4a 53 52 |DAtext,X.... JSR| 00000a40 6f 73 61 73 63 69 0d 05 f0 08 20 49 4e 58 0d 05 |osasci.... INX..| 00000a50 fa 0a 20 43 4d 50 23 30 0d 06 04 0c 20 42 4e 45 |.. CMP#0.... BNE| 00000a60 6c 6f 6f 70 0d 06 0e 08 20 52 54 53 0d 06 18 09 |loop.... RTS....| 00000a70 20 2e 63 6c 69 0d 06 22 0d 20 53 54 58 61 64 64 | .cli..". STXadd| 00000a80 2b 31 0d 06 2c 0d 20 53 54 59 61 64 64 2b 32 0d |+1..,. STYadd+2.| 00000a90 06 36 0c 20 4c 44 58 23 26 46 46 0d 06 40 0e 20 |.6. LDX#&FF..@. | 00000aa0 2e 73 74 61 72 6c 6f 6f 70 0d 06 4a 08 20 49 4e |.starloop..J. IN| 00000ab0 58 0d 06 54 0b 20 4a 53 52 61 64 64 0d 06 5e 1d |X..T. JSRadd..^.| 00000ac0 20 43 4d 50 23 34 32 20 5c 97 49 49 20 63 6f 64 | CMP#42 \.II cod| 00000ad0 65 20 66 6f 72 20 22 2a 22 0d 06 68 10 20 42 45 |e for "*"..h. BE| 00000ae0 51 73 74 61 72 6c 6f 6f 70 0d 06 72 0a 20 4c 44 |Qstarloop..r. LD| 00000af0 59 23 30 0d 06 7c 0e 20 2e 63 6f 6d 70 6c 6f 6f |Y#0..|. .comploo| 00000b00 70 0d 06 86 0b 20 4a 53 52 61 64 64 0d 06 90 12 |p.... JSRadd....| 00000b10 20 43 4d 50 64 69 73 61 62 6c 65 31 2c 59 0d 06 | CMPdisable1,Y..| 00000b20 9a 0b 20 42 45 51 69 6e 63 0d 06 a4 12 20 43 4d |.. BEQinc.... CM| 00000b30 50 64 69 73 61 62 6c 65 32 2c 59 0d 06 ae 0b 20 |Pdisable2,Y.... | 00000b40 42 4e 45 6f 75 74 0d 06 b8 09 20 2e 69 6e 63 0d |BNEout.... .inc.| 00000b50 06 c2 0b 20 43 4d 50 23 31 33 0d 06 cc 0b 20 42 |... CMP#13.... B| 00000b60 45 51 64 69 73 0d 06 d6 08 20 49 4e 58 0d 06 e0 |EQdis.... INX...| 00000b70 08 20 49 4e 59 0d 06 ea 10 20 4a 4d 50 63 6f 6d |. INY.... JMPcom| 00000b80 70 6c 6f 6f 70 0d 06 f4 09 20 2e 64 69 73 0d 06 |ploop.... .dis..| 00000b90 fe 08 20 50 48 50 0d 07 08 08 20 53 45 49 0d 07 |.. PHP.... SEI..| 00000ba0 12 0e 20 4c 44 41 6f 6c 64 76 65 63 0d 07 1c 0d |.. LDAoldvec....| 00000bb0 20 53 54 41 66 69 6c 65 76 0d 07 26 10 20 4c 44 | STAfilev..&. LD| 00000bc0 41 6f 6c 64 76 65 63 2b 31 0d 07 30 0f 20 53 54 |Aoldvec+1..0. ST| 00000bd0 41 66 69 6c 65 76 2b 31 0d 07 3a 0f 20 4c 44 41 |Afilev+1..:. LDA| 00000be0 6f 6c 64 66 76 65 63 0d 07 44 0d 20 53 54 41 66 |oldfvec..D. STAf| 00000bf0 69 6e 64 76 0d 07 4e 11 20 4c 44 41 6f 6c 64 66 |indv..N. LDAoldf| 00000c00 76 65 63 2b 31 0d 07 58 0f 20 53 54 41 66 69 6e |vec+1..X. STAfin| 00000c10 64 76 2b 31 0d 07 62 0f 20 4c 44 41 6f 6c 64 63 |dv+1..b. LDAoldc| 00000c20 6c 69 76 0d 07 6c 0c 20 53 54 41 63 6c 69 76 0d |liv..l. STAcliv.| 00000c30 07 76 11 20 4c 44 41 6f 6c 64 63 6c 69 76 2b 31 |.v. LDAoldcliv+1| 00000c40 0d 07 80 0e 20 53 54 41 63 6c 69 76 2b 31 0d 07 |.... STAcliv+1..| 00000c50 8a 08 20 43 4c 49 0d 07 94 15 20 4c 44 58 23 64 |.. CLI.... LDX#d| 00000c60 69 73 6d 65 73 73 20 83 32 35 36 0d 07 9e 15 20 |ismess .256.... | 00000c70 4c 44 59 23 64 69 73 6d 65 73 73 20 81 32 35 36 |LDY#dismess .256| 00000c80 0d 07 a8 0c 20 4a 53 52 74 65 78 74 0d 07 b2 08 |.... JSRtext....| 00000c90 20 50 4c 50 0d 07 bc 08 20 52 54 53 0d 07 c6 09 | PLP.... RTS....| 00000ca0 20 2e 6f 75 74 0d 07 d0 0d 20 4c 44 58 61 64 64 | .out.... LDXadd| 00000cb0 2b 31 0d 07 da 0d 20 4c 44 59 61 64 64 2b 32 0d |+1.... LDYadd+2.| 00000cc0 07 e4 11 20 4a 4d 50 28 6f 6c 64 63 6c 69 76 29 |... JMP(oldcliv)| 00000cd0 0d 07 ee 3a 20 2e 65 78 69 73 74 73 20 45 51 55 |...: .exists EQU| 00000ce0 53 22 46 69 6c 65 20 65 78 69 73 74 73 20 2d 20 |S"File exists - | 00000cf0 4f 76 65 72 77 72 69 74 65 20 6f 6c 64 20 66 69 |Overwrite old fi| 00000d00 6c 65 3f 22 3a 45 51 55 42 30 0d 07 f8 9b 20 2e |le?":EQUB0.... .| 00000d10 69 6e 74 72 6f 20 45 51 55 53 22 50 52 4f 54 45 |intro EQUS"PROTE| 00000d20 43 54 20 75 74 69 6c 69 74 79 20 69 6e 73 74 61 |CT utility insta| 00000d30 6c 6c 65 64 2e 20 59 6f 75 20 77 69 6c 6c 20 6e |lled. You will n| 00000d40 6f 77 20 62 65 20 61 73 6b 65 64 20 74 6f 20 63 |ow be asked to c| 00000d50 6f 6e 66 69 72 6d 20 28 6f 72 20 61 62 6f 72 74 |onfirm (or abort| 00000d60 29 20 61 6e 79 20 66 69 6c 65 20 6f 70 65 72 61 |) any file opera| 00000d70 74 69 6f 6e 20 77 68 69 63 68 20 69 6e 76 6f 6c |tion which invol| 00000d80 76 65 73 20 6f 76 65 72 77 72 69 74 69 6e 67 20 |ves overwriting | 00000d90 20 20 20 61 6e 20 65 78 69 73 74 69 6e 67 20 66 | an existing f| 00000da0 69 6c 65 2e 22 0d 08 02 44 20 45 51 55 42 31 33 |ile."...D EQUB13| 00000db0 3a 45 51 55 53 22 54 79 70 65 20 2a 44 49 53 41 |:EQUS"Type *DISA| 00000dc0 42 4c 45 20 74 6f 20 64 69 73 61 62 6c 65 20 74 |BLE to disable t| 00000dd0 68 65 20 75 74 69 6c 69 74 79 2e 22 3a 45 51 55 |he utility.":EQU| 00000de0 42 31 33 3a 45 51 55 42 30 0d 08 0c 3a 20 2e 64 |B13:EQUB0...: .d| 00000df0 69 73 6d 65 73 73 20 45 51 55 53 22 50 52 4f 54 |ismess EQUS"PROT| 00000e00 45 43 54 20 75 74 69 6c 69 74 79 20 64 69 73 61 |ECT utility disa| 00000e10 62 6c 65 64 2e 22 3a 45 51 55 42 31 33 3a 45 51 |bled.":EQUB13:EQ| 00000e20 55 42 30 0d 08 16 23 20 2e 64 69 73 61 62 6c 65 |UB0...# .disable| 00000e30 31 20 45 51 55 53 22 44 49 53 41 42 4c 45 22 3a |1 EQUS"DISABLE":| 00000e40 45 51 55 42 31 33 0d 08 20 23 20 2e 64 69 73 61 |EQUB13.. # .disa| 00000e50 62 6c 65 32 20 45 51 55 53 22 64 69 73 61 62 6c |ble2 EQUS"disabl| 00000e60 65 22 3a 45 51 55 42 31 33 0d 08 2a 1b 20 2e 79 |e":EQUB13..*. .y| 00000e70 65 73 31 20 45 51 55 53 22 59 45 53 22 3a 45 51 |es1 EQUS"YES":EQ| 00000e80 55 42 31 33 0d 08 34 1b 20 2e 79 65 73 32 20 45 |UB13..4. .yes2 E| 00000e90 51 55 53 22 79 65 73 22 3a 45 51 55 42 31 33 0d |QUS"yes":EQUB13.| 00000ea0 08 3e 6f 20 2e 63 6f 64 65 65 6e 64 20 5c 4f 6e |.>o .codeend \On| 00000eb0 6c 79 20 73 61 76 65 20 75 70 20 74 6f 20 68 65 |ly save up to he| 00000ec0 72 65 2c 20 74 6f 20 61 76 6f 69 64 20 63 6f 72 |re, to avoid cor| 00000ed0 72 75 70 74 69 6e 67 20 74 68 65 20 72 65 74 75 |rupting the retu| 00000ee0 72 6e 20 61 64 64 72 65 73 73 65 73 20 69 66 20 |rn addresses if | 00000ef0 74 68 65 20 63 6f 64 65 20 69 73 20 72 75 6e 20 |the code is run | 00000f00 61 20 73 65 63 6f 6e 64 20 74 69 6d 65 2e 0d 08 |a second time...| 00000f10 48 12 20 2e 6f 6c 64 76 65 63 20 45 51 55 57 30 |H. .oldvec EQUW0| 00000f20 0d 08 52 13 20 2e 6f 6c 64 66 76 65 63 20 45 51 |..R. .oldfvec EQ| 00000f30 55 57 30 0d 08 5c 13 20 2e 6f 6c 64 63 6c 69 76 |UW0..\. .oldcliv| 00000f40 20 45 51 55 57 30 0d 08 66 10 20 2e 66 6c 61 67 | EQUW0..f. .flag| 00000f50 20 45 51 55 42 30 0d 08 70 11 20 2e 6b 65 79 6e | EQUB0..p. .keyn| 00000f60 6f 20 45 51 55 42 30 0d 08 7a 0b 20 2e 62 6c 6f |o EQUB0..z. .blo| 00000f70 63 6b 0d 08 84 0d 20 5d 3a ed 20 70 61 73 73 0d |ck.... ]:. pass.| 00000f80 08 8e 06 20 f1 0d 08 98 23 20 e8 22 46 69 6c 65 |... ....# ."File| 00000f90 6e 61 6d 65 20 66 6f 72 20 63 6f 64 65 22 2c 66 |name for code",f| 00000fa0 69 6c 65 6e 61 6d 65 24 0d 08 a2 30 20 ff 22 53 |ilename$...0 ."S| 00000fb0 41 56 45 20 22 2b 66 69 6c 65 6e 61 6d 65 24 2b |AVE "+filename$+| 00000fc0 22 20 22 2b c3 7e 63 6f 64 65 2b 22 20 22 2b c3 |" "+.~code+" "+.| 00000fd0 7e 63 6f 64 65 65 6e 64 0d 08 ac 45 20 f1 27 22 |~codeend...E .'"| 00000fe0 54 79 70 65 20 2a 22 3b 66 69 6c 65 6e 61 6d 65 |Type *";filename| 00000ff0 24 3b 22 20 74 6f 20 69 6e 74 61 6c 6c 20 74 68 |$;" to intall th| 00001000 65 20 73 61 76 65 22 27 22 70 72 6f 74 65 63 74 |e save"'"protect| 00001010 69 6f 6e 20 70 72 6f 67 72 61 6d 2e 22 0d ff |ion program."..| 0000101f